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From:   Greg KH <gregkh@linuxfoundation.org>
To:     Nick Desaulniers <ndesaulniers@google.com>
Cc:     Sasha Levin <sashal@kernel.org>,
        "# 3.4.x" <stable@vger.kernel.org>, Will Deacon <will@kernel.org>,
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        Andrew Murray <andrew.murray@arm.com>,
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        clang-built-linux <clang-built-linux@googlegroups.com>,
        Kees Cook <keescook@chromium.org>,
        Vincenzo Frascino <vincenzo.frascino@arm.com>,
        Amit Daniel Kachhap <Amit.Kachhap@arm.com>,
        Catalin Marinas <catalin.marinas@arm.com>
Subject: Re: arm64 v4.19.y LLVM_IAS=y patches
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On Mon, Dec 14, 2020 at 05:08:38PM -0800, Nick Desaulniers wrote:
> Dear stable kernel maintainers,
> Please consider applying the following backports of commit
> e0d5896bd356 ("arm64: lse: fix LSE atomics with LLVM's integrated
> assembler") which first landed in v5.6-rc1 and was already picked up
> into linux-5.4.y as f68668292496 in v5.4.22 (adjusted for a conflict
> due to commit addfc38672c7 ("arm64: atomics: avoid out-of-line ll/sc
> atomics") which landed in v5.4-rc1).
> 
> Also contains a fix for that first patch which cherry-picks cleanly,
> commit dd1f6308b28e ("arm64: lse: Fix LSE atomics with LLVM").
> 
> The attached patches allow for Android and CrOS to build with
> LLVM_IAS=1 for arm64 for v4.19.y (modulo one small patch that I will
> send tomorrow).

Now queued up, thanks.

greg k-h